/* =========================================================
   FHZ Construtora e Pré Moldados
   Direção visual: concreto e grafite, estrutura por linhas.
   ========================================================= */

:root{
  --papel:#EDEAE4;
  --papel-2:#E3DFD7;
  --papel-3:#D8D3C9;
  --tinta:#17181A;
  --tinta-2:#26282C;
  --texto:#33363B;
  --suave:#6B6F76;
  --linha:rgba(23,24,26,.16);
  --linha-f:rgba(23,24,26,.09);
  --azul:#1D5FA8;
  --azul-cla:#5C9BE0;
  --zap:#1FAF54;
  --zap-esc:#178C43;
  --branco:#fff;

  --wrap:1240px;
  --r:4px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --f:"Archivo","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  font-family:var(--f);
  font-size:17px;line-height:1.6;
  color:var(--texto);
  background:var(--papel);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.trava{overflow:hidden}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}

h1,h2,h3,h4{
  margin:0;color:var(--tinta);
  font-weight:800;line-height:1.08;letter-spacing:-.03em;
  font-stretch:112%;
}

::selection{background:var(--tinta);color:var(--papel)}
:focus-visible{outline:2.5px solid var(--azul);outline-offset:3px}

.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--tinta);color:var(--papel);padding:12px 20px}
.skip:focus{left:0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px}

/* ---------- BOTÕES ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;font-stretch:105%;
  padding:14px 26px;border:1.5px solid transparent;border-radius:var(--r);
  cursor:pointer;text-align:center;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:none}
.btn--lg{padding:17px 32px;font-size:16px}
.btn--sm{padding:10px 18px;font-size:13.5px}
.btn--cheio{width:100%}
.btn .ico{width:19px;height:19px;fill:currentColor;flex:none}

.btn--zap{background:var(--zap);color:#fff}
.btn--zap:hover{background:var(--zap-esc)}

.btn--tinta{background:var(--tinta);color:var(--papel)}
.btn--tinta:hover{background:var(--tinta-2)}

.btn--vidro{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.42);backdrop-filter:blur(8px)}
.btn--vidro:hover{background:#fff;color:var(--tinta);border-color:#fff}

/* ---------- HEADER ---------- */
.hdr{
  position:fixed;inset:0 0 auto 0;z-index:100;
  border-bottom:1px solid transparent;
  transition:background-color .32s var(--ease),border-color .32s var(--ease);
}
.hdr__in{display:flex;align-items:center;gap:26px;height:72px}

.marca{display:flex;align-items:center;gap:11px;flex:none}
.marca__txt{
  display:flex;flex-direction:column;line-height:1;color:#fff;
  font-weight:900;font-size:20px;font-stretch:120%;letter-spacing:.04em;
  transition:color .32s var(--ease);
}
.marca__txt em{
  font-style:normal;font-weight:600;font-size:9px;font-stretch:100%;
  letter-spacing:.16em;text-transform:uppercase;opacity:.7;margin-top:4px;
}

.nav{display:flex;gap:2px;margin-left:auto}
.nav a{
  font-size:13px;font-weight:700;font-stretch:105%;letter-spacing:.07em;text-transform:uppercase;
  color:rgba(255,255,255,.82);padding:9px 13px;position:relative;
  transition:color .2s;
}
.nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:1.5px;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav a:hover{color:#fff}
.nav a:hover::after{transform:scaleX(1)}

.hdr__act{display:flex;align-items:center;gap:16px;flex:none}
.tel{font-size:14px;font-weight:700;font-stretch:105%;color:#fff;white-space:nowrap;transition:color .32s var(--ease)}
.tel:hover{color:var(--azul-cla)}

.hdr.solido{background:var(--papel);border-bottom-color:var(--linha)}
.hdr.solido .marca__txt,.hdr.solido .tel{color:var(--tinta)}
.hdr.solido .nav a{color:var(--suave)}
.hdr.solido .nav a:hover{color:var(--tinta)}
.hdr.solido .burger span{background:var(--tinta)}

.burger{display:none;width:40px;height:40px;background:none;border:0;padding:9px 6px;cursor:pointer;flex-direction:column;justify-content:center;gap:6px}
.burger span{display:block;height:2px;width:100%;background:#fff;transition:transform .3s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){transform:translateY(-4px) rotate(-45deg)}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:120px 0 130px;overflow:hidden;isolation:isolate;background:var(--tinta)}

.palco{position:absolute;inset:0;z-index:-2}
.palco .slide{
  position:absolute;inset:0;opacity:0;
  background-size:cover;background-position:center 60%;
  transition:opacity 1.15s var(--ease);
  will-change:opacity;
}
.palco .slide.ativo{opacity:1;animation:respira 9s linear forwards}
@keyframes respira{from{transform:scale(1.005)}to{transform:scale(1.06)}}
@media (prefers-reduced-motion:reduce){.palco .slide.ativo{animation:none}}

.veu{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 82% at 50% 46%, rgba(14,15,17,.36) 0%, rgba(14,15,17,.72) 62%, rgba(14,15,17,.88) 100%),
    linear-gradient(to top, rgba(14,15,17,.86) 0%, rgba(14,15,17,0) 44%),
    linear-gradient(to bottom, rgba(14,15,17,.6) 0%, rgba(14,15,17,0) 26%);
}

.hero__in{position:relative;max-width:none}

.hero__caixa{max-width:860px;margin:0 auto;text-align:center;display:flex;flex-direction:column;align-items:center}

.hero h1{
  font-size:clamp(2rem,4.2vw,3.35rem);
  font-weight:900;font-stretch:116%;letter-spacing:-.038em;line-height:1.02;
  color:#fff;text-transform:uppercase;
}
.hero h1 em{font-style:normal;color:var(--azul-cla)}

.hero__sub{
  margin-top:20px;max-width:540px;
  font-size:clamp(.98rem,1.3vw,1.08rem);line-height:1.55;
  color:rgba(255,255,255,.82);
}

.hero__cta{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:30px}

.hero__selo{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:9px;
  margin-top:28px;font-size:13.5px;color:rgba(255,255,255,.7);font-weight:500;
}
.hero__selo b{color:#fff;font-weight:800;font-size:15px}
.hero__selo i{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.42);display:inline-block;margin:0 4px}
.estrelas{color:#FFC244;letter-spacing:1.5px;font-size:14px}

/* legenda do slide */
.palco__rodape{position:absolute;left:0;right:0;bottom:0;z-index:2;padding-bottom:26px}
.palco__linha{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;border-top:1px solid rgba(255,255,255,.2);padding-top:16px}
.palco__leg{display:flex;flex-direction:column;gap:2px;min-height:34px}
.palco__leg b{font-size:13.5px;font-weight:700;font-stretch:105%;color:#fff;letter-spacing:.01em}
.palco__leg span{font-size:11.5px;color:rgba(255,255,255,.56);letter-spacing:.06em;text-transform:uppercase}

.palco__pontos{display:flex;gap:7px;flex:none}
.palco__pontos button{
  width:34px;height:3px;padding:0;border:0;cursor:pointer;
  background:rgba(255,255,255,.28);position:relative;overflow:hidden;
  transition:background-color .3s;
}
.palco__pontos button:hover{background:rgba(255,255,255,.5)}
.palco__pontos button.ativo{background:rgba(255,255,255,.3)}
.palco__pontos button.ativo::after{
  content:"";position:absolute;inset:0;background:#fff;transform-origin:left;
  animation:corre 6s linear forwards;
}
@keyframes corre{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@media (prefers-reduced-motion:reduce){
  .palco__pontos button.ativo::after{animation:none;transform:scaleX(1)}
}

/* ---------- FAIXA DE NÚMEROS ---------- */
.faixa{background:var(--tinta);color:#fff;padding:0}
.faixa__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.fnum{padding:40px 26px 42px;border-left:1px solid rgba(255,255,255,.13)}
.fnum:first-child{border-left:0;padding-left:0}
.fnum b{
  display:block;font-size:clamp(2.2rem,4.2vw,3.4rem);font-weight:900;font-stretch:118%;
  color:#fff;letter-spacing:-.045em;line-height:.9;
}
.fnum span{display:block;margin-top:12px;font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:600}

/* ---------- SEÇÕES ---------- */
.sec{padding:110px 0}
.sec--papel{background:var(--papel-2)}
.sec--escura{background:var(--tinta)}
.sec--escura h2,.sec--escura h3{color:#fff}

.topo{margin-bottom:52px;max-width:840px}
.topo--linha{border-top:1.5px solid var(--tinta);padding-top:26px;max-width:none}
.topo--claro{border-top-color:rgba(255,255,255,.28)}

.rot{
  display:flex;align-items:baseline;gap:12px;
  font-size:11.5px;font-weight:800;font-stretch:108%;letter-spacing:.17em;text-transform:uppercase;
  color:var(--suave);margin-bottom:20px;
}
.rot span{
  font-size:11.5px;color:var(--azul);font-weight:900;
  font-variant-numeric:tabular-nums;
}
.topo--claro .rot{color:rgba(255,255,255,.55)}
.topo--claro .rot span{color:var(--azul-cla)}

.sec h2{font-size:clamp(1.9rem,4.4vw,3.3rem);letter-spacing:-.038em;max-width:15ch}
.topo h2{max-width:20ch}

.apoio{margin-top:22px;font-size:clamp(1rem,1.4vw,1.1rem);color:var(--suave);line-height:1.65;max-width:56ch}
.apoio--claro{color:rgba(255,255,255,.66)}

/* ---------- OBRAS ---------- */
.filtros{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:34px}
.chip{
  background:none;border:1.5px solid var(--linha);border-radius:100px;padding:9px 19px;
  font-size:13px;font-weight:700;font-stretch:105%;letter-spacing:.03em;color:var(--suave);cursor:pointer;
  transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--tinta);color:var(--tinta)}
.chip.is-on{background:var(--tinta);border-color:var(--tinta);color:var(--papel)}

.obras{display:grid;grid-template-columns:repeat(3,1fr);gap:36px 26px}

.obra{
  background:none;border:0;padding:0;text-align:left;width:100%;cursor:pointer;display:block;
  animation:sobe .5s var(--ease) both;
}
.obra__foto{position:relative;overflow:hidden;background:var(--papel-3);aspect-ratio:4/3}
.obra__foto img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease),filter .4s var(--ease)}
.obra:hover .obra__foto img{transform:scale(1.05)}

.obra__st{
  position:absolute;top:0;left:0;z-index:2;
  font-size:10px;font-weight:800;font-stretch:108%;letter-spacing:.13em;text-transform:uppercase;
  padding:7px 13px;
}
.obra__st--ok{background:var(--tinta);color:var(--papel)}
.obra__st--wip{background:#E8951A;color:#1A1206}

.obra__qtd{
  position:absolute;bottom:0;right:0;z-index:2;display:flex;align-items:center;gap:6px;
  font-size:11px;font-weight:700;color:var(--tinta);background:rgba(237,234,228,.94);
  padding:7px 12px;letter-spacing:.04em;
}
.obra__qtd svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.9}

.obra__txt{padding:16px 2px 0;border-top:1px solid var(--linha);margin-top:14px}
.obra__txt h3{font-size:19px;letter-spacing:-.028em;font-stretch:110%}
.obra__meta{
  display:flex;align-items:center;gap:8px;margin-top:6px;
  font-size:11.5px;color:var(--suave);letter-spacing:.09em;text-transform:uppercase;font-weight:600;
}
.obra__meta i{width:3px;height:3px;border-radius:50%;background:var(--suave);flex:none}
.obra__desc{margin-top:10px;font-size:14.5px;line-height:1.55;color:var(--suave)}

@keyframes sobe{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.obra{animation:none}}

.obras__nota{margin-top:48px;padding-top:24px;border-top:1px solid var(--linha);font-size:16px;color:var(--suave)}
.obras__nota a{color:var(--tinta);font-weight:700;box-shadow:inset 0 -2px 0 var(--azul);transition:box-shadow .2s}
.obras__nota a:hover{box-shadow:inset 0 -22px 0 var(--azul);color:#fff}

/* ---------- SERVIÇOS ---------- */
.servicos{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}

.srv--destaque{
  background:var(--tinta);color:rgba(255,255,255,.7);
  padding:38px 34px 34px;position:sticky;top:100px;
}
.srv__flag{
  display:inline-block;font-size:10.5px;font-weight:800;font-stretch:108%;letter-spacing:.15em;text-transform:uppercase;
  color:var(--azul-cla);border:1px solid rgba(92,155,224,.45);padding:5px 11px;margin-bottom:22px;
}
.srv--destaque h3{font-size:clamp(1.35rem,2.3vw,1.8rem);color:#fff;letter-spacing:-.032em;margin-bottom:14px;font-stretch:112%}
.srv--destaque p{font-size:15.5px;line-height:1.6}
.srv__link{
  display:inline-block;margin-top:24px;font-size:13.5px;font-weight:800;font-stretch:105%;
  letter-spacing:.09em;text-transform:uppercase;color:#fff;
  border-bottom:1.5px solid var(--azul-cla);padding-bottom:5px;transition:color .2s,border-color .2s;
}
.srv__link:hover{color:var(--azul-cla)}

.srv-lista li{
  display:grid;grid-template-columns:minmax(0,1fr);gap:6px;
  padding:24px 0 24px 30px;border-top:1px solid var(--linha);position:relative;
}
.srv-lista li:last-child{border-bottom:1px solid var(--linha)}
.srv-lista li::before{
  content:"";position:absolute;left:2px;top:32px;
  width:8px;height:8px;border-radius:50%;background:var(--azul);
}
.srv-lista b{font-size:19px;font-weight:800;font-stretch:110%;letter-spacing:-.026em;color:var(--tinta);line-height:1.2}
.srv-lista span{font-size:15.5px;color:var(--suave);line-height:1.58}

/* ---------- CONCRETO ---------- */
.concreto{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.concreto__txt .btn{margin-top:36px}

.pontos{margin-top:34px}
.pontos li{
  padding:20px 0 20px 30px;border-top:1px solid rgba(255,255,255,.14);position:relative;
  display:flex;flex-direction:column;gap:5px;
}
.pontos li:last-child{border-bottom:1px solid rgba(255,255,255,.14)}
.pontos li::before{
  content:"";position:absolute;left:2px;top:27px;
  width:8px;height:8px;border-radius:50%;background:var(--azul-cla);
}
.pontos b{font-size:17px;font-weight:800;font-stretch:110%;color:#fff;letter-spacing:-.024em}
.pontos span{font-size:15px;color:rgba(255,255,255,.62);line-height:1.55}

.concreto__fig{margin:0;position:sticky;top:100px}
.concreto__fig img{width:100%;aspect-ratio:3/4;object-fit:cover}
.concreto__fig figcaption{
  margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.18);
  font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:600;
}

/* ---------- PROCESSO ---------- */
.trilha{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1.5px solid var(--tinta)}
.trilha li{padding:28px 24px 8px 0;border-right:1px solid var(--linha-f);position:relative}
.trilha li:last-child{border-right:0}
.trilha li::before{
  content:"";position:absolute;left:0;top:-6px;width:10px;height:10px;border-radius:50%;
  background:var(--azul);
}
.trilha__n{
  display:block;font-size:12px;font-weight:900;font-stretch:112%;letter-spacing:.14em;
  color:var(--azul);margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.trilha h3{font-size:19px;margin-bottom:9px;letter-spacing:-.028em;font-stretch:110%}
.trilha p{font-size:14.5px;color:var(--suave);line-height:1.55}

/* ---------- EQUIPE ---------- */
.time{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.pes img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:center 20%;transition:transform .5s var(--ease)}
.pes{overflow:hidden}
.pes:hover img{transform:scale(1.03)}
.pes h3{font-size:18px;margin-top:18px;letter-spacing:-.026em;font-stretch:110%}
.pes__cargo{font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--azul);margin:6px 0 12px}
.pes__bio{font-size:14.5px;color:var(--suave);line-height:1.58}

/* ---------- AVALIAÇÕES ---------- */
.deps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.dep{margin:0;border-top:1px solid rgba(255,255,255,.2);padding-top:24px;display:flex;flex-direction:column}
.dep .estrelas{margin-bottom:18px}
.dep blockquote{
  margin:0;flex:1;font-size:clamp(1.05rem,1.6vw,1.22rem);line-height:1.5;color:#fff;
  font-weight:600;font-stretch:106%;letter-spacing:-.02em;
}
.dep figcaption{margin-top:24px;font-size:14px;font-weight:700;color:#fff}
.dep figcaption span{display:block;font-weight:500;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-top:5px}

.deps__link{margin-top:44px}
.deps__link a{
  font-size:13.5px;font-weight:800;font-stretch:105%;letter-spacing:.1em;text-transform:uppercase;
  color:#fff;border-bottom:1.5px solid var(--azul-cla);padding-bottom:6px;transition:color .2s;
}
.deps__link a:hover{color:var(--azul-cla)}

/* ---------- DÚVIDAS ---------- */
.faq{border-top:1px solid var(--linha)}
.q{border-bottom:1px solid var(--linha)}
.q summary{
  list-style:none;cursor:pointer;padding:24px 60px 24px 0;position:relative;
  font-weight:800;font-size:clamp(1.02rem,1.6vw,1.2rem);font-stretch:108%;
  letter-spacing:-.026em;color:var(--tinta);transition:color .2s;
}
.q summary::-webkit-details-marker{display:none}
.q summary:hover{color:var(--azul)}
.q summary::before,.q summary::after{
  content:"";position:absolute;right:8px;top:50%;background:var(--azul);
  transition:transform .3s var(--ease),opacity .2s;
}
.q summary::before{width:15px;height:2px;margin-top:-1px}
.q summary::after{width:2px;height:15px;margin-top:-7.5px;margin-right:6.5px}
.q[open] summary::after{transform:scaleY(0);opacity:0}
.q__a{padding:0 60px 26px 0}
.q__a p{font-size:16px;color:var(--suave);line-height:1.65;max-width:70ch}

/* ---------- CONTATO ---------- */
.sec--contato{background:var(--papel-3)}
.contato{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.contato .rot{padding-top:0}
.contato__txt{border-top:1.5px solid var(--tinta);padding-top:26px}

.dados{margin-top:40px;border-top:1px solid var(--linha)}
.dados li{display:flex;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--linha)}
.dados__ico{width:38px;height:38px;flex:none;display:grid;place-items:center;border:1px solid var(--linha)}
.dados__ico svg{width:19px;height:19px;fill:none;stroke:var(--azul);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.dados b{display:block;font-size:15.5px;font-weight:700;font-stretch:105%;color:var(--tinta)}
.dados b a{box-shadow:inset 0 -1px 0 var(--linha)}
.dados b a:hover{box-shadow:inset 0 -1px 0 var(--tinta)}
.dados span{display:block;font-size:13px;color:var(--suave);margin-top:2px}

/* ---------- FORM ---------- */
.form{background:var(--papel);padding:34px 32px 30px;border:1px solid var(--linha)}
.f{margin-bottom:16px;display:flex;flex-direction:column}
.f-par{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f label{font-size:11.5px;font-weight:800;letter-spacing:.11em;text-transform:uppercase;color:var(--tinta);margin-bottom:8px}
.f label .opc{font-weight:600;color:var(--suave);letter-spacing:.04em;text-transform:none}
.f input,.f select,.f textarea{
  width:100%;padding:13px 14px;border:1.5px solid var(--linha);border-radius:var(--r);
  background:#fff;font-size:15.5px;font-family:inherit;
  transition:border-color .18s,box-shadow .18s;
}
.f textarea{resize:vertical;min-height:80px}
.f select{appearance:none;cursor:pointer;padding-right:40px;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B6F76' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;background-size:17px}
.f input::placeholder,.f textarea::placeholder{color:#A6A9AE}
.f input:focus,.f select:focus,.f textarea:focus{outline:0;border-color:var(--azul);box-shadow:0 0 0 3px rgba(29,95,168,.14)}

.err{display:none;font-style:normal;font-size:12.5px;font-weight:700;color:#C4342B;margin-top:6px}
.f.ruim input,.f.ruim select{border-color:#D8695F;background:#FDF5F4}
.f.ruim .err{display:block}

.form__nota{margin-top:14px;font-size:12.5px;color:var(--suave);text-align:center;line-height:1.5}

/* ---------- RODAPÉ ---------- */
.ft{background:var(--tinta);color:rgba(255,255,255,.58);padding:76px 0 0;font-size:14.5px}
.ft__in{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:56px;padding-bottom:56px}
.ft__marca{display:flex;flex-direction:column;gap:20px;max-width:400px}
.ft__marca p{line-height:1.68}
.ft h4{font-size:11px;font-weight:800;letter-spacing:.17em;text-transform:uppercase;color:#fff;margin-bottom:20px}
.ft__col{display:flex;flex-direction:column;gap:11px}
.ft__col a{width:fit-content;transition:color .2s}
.ft__col a:hover{color:#fff}
.ft__col p{line-height:1.62;margin-top:8px;font-size:13.8px}
.ft__base{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:24px 0;border-top:1px solid rgba(255,255,255,.11);font-size:12.5px;color:rgba(255,255,255,.4)}

/* ---------- WHATSAPP FLUTUANTE ---------- */
.flutua{
  position:fixed;right:20px;bottom:20px;z-index:90;
  display:flex;align-items:center;gap:10px;
  background:var(--zap);color:#fff;font-weight:700;font-size:14px;
  padding:14px 20px;border-radius:100px;
  box-shadow:0 12px 30px -10px rgba(31,175,84,.85);
  transform:translateY(110px);opacity:0;pointer-events:none;
  transition:transform .4s var(--ease),opacity .3s var(--ease),background-color .2s;
}
.flutua.ativa{transform:none;opacity:1;pointer-events:auto}
.flutua:hover{background:var(--zap-esc)}
.flutua svg{width:22px;height:22px;fill:currentColor;flex:none}

/* ---------- LIGHTBOX ---------- */
.lb{position:fixed;inset:0;z-index:200;background:rgba(15,16,18,.97);display:flex;align-items:center;justify-content:center;padding:72px 24px;animation:aparece .25s var(--ease)}
.lb[hidden]{display:none}
@keyframes aparece{from{opacity:0}to{opacity:1}}
.lb__fig{margin:0;max-width:1180px;width:100%;display:flex;flex-direction:column;align-items:center;gap:18px}
.lb__fig img{max-width:100%;max-height:75vh;width:auto;object-fit:contain}
.lb__fig figcaption{text-align:center;color:#fff}
.lb__fig figcaption b{display:block;font-size:18px;font-weight:800;font-stretch:110%;letter-spacing:-.026em}
.lb__fig figcaption span{display:block;font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-top:6px}
.lb__fig figcaption em{display:block;font-style:normal;font-size:11.5px;color:rgba(255,255,255,.36);margin-top:10px;letter-spacing:.1em}

.lb__x{position:absolute;top:18px;right:20px;width:44px;height:44px;background:none;border:1px solid rgba(255,255,255,.25);color:#fff;font-size:25px;line-height:1;cursor:pointer;transition:background-color .2s}
.lb__x:hover{background:rgba(255,255,255,.14)}
.lb__seta{position:absolute;top:50%;transform:translateY(-50%);width:50px;height:50px;background:none;border:1px solid rgba(255,255,255,.25);color:#fff;font-size:30px;line-height:1;cursor:pointer;display:grid;place-items:center;transition:background-color .2s}
.lb__seta:hover{background:rgba(255,255,255,.14)}
.lb__seta--ant{left:20px;padding-right:3px}
.lb__seta--prox{right:20px;padding-left:3px}

/* ---------- REVEAL ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
.rv.vis{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* =========================================================
   RESPONSIVO
   ========================================================= */
@media (max-width:1080px){
  .obras{grid-template-columns:repeat(2,1fr)}
  .servicos{grid-template-columns:1fr;gap:36px}
  .srv--destaque{position:static}
  .concreto{grid-template-columns:1fr;gap:44px}
  .concreto__fig{position:static}
  .concreto__fig img{aspect-ratio:16/10}
  .trilha{grid-template-columns:repeat(3,1fr)}
  .trilha li:nth-child(3){border-right:0}
  .time{grid-template-columns:repeat(2,1fr);gap:32px}
  .ft__in{grid-template-columns:1fr 1fr;gap:40px}
  .ft__marca{grid-column:1/-1;max-width:none}
}

@media (max-width:900px){
  .nav{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;margin:0;
    background:var(--papel);padding:8px 28px 24px;
    border-bottom:1px solid var(--linha);
    transform:translateY(-130%);transition:transform .4s var(--ease);
    max-height:calc(100svh - 72px);overflow-y:auto;
  }
  .nav.aberto{transform:none}
  .nav a{color:var(--tinta);font-size:15px;letter-spacing:.09em;padding:16px 0;border-bottom:1px solid var(--linha-f)}
  .nav a::after{display:none}
  .nav a:last-child{border-bottom:0}
  .hdr.solido .nav a{color:var(--tinta)}
  .burger{display:flex}
  .tel{display:none}
  .hdr__in{gap:12px}
  .marca{min-width:0;flex:0 1 auto;overflow:hidden}
  .marca__txt{font-size:18px}
  .hdr__act{margin-left:auto;gap:10px}
  .contato{grid-template-columns:1fr;gap:44px}
  .deps{grid-template-columns:1fr;gap:0}
  .dep{padding-bottom:26px}
  .faixa__grid{grid-template-columns:repeat(2,1fr)}
  .fnum{padding:32px 22px 34px}
  .fnum:nth-child(odd){border-left:0;padding-left:0}
  .fnum:nth-child(3),.fnum:nth-child(4){border-top:1px solid rgba(255,255,255,.13)}
}

@media (max-width:760px){
  body{font-size:16px}
  html{scroll-padding-top:72px}
  .wrap{padding:0 20px}
  .sec{padding:76px 0}
  .hero{padding:106px 0 128px;min-height:auto}
  .hero h1{font-size:clamp(1.7rem,7.6vw,2.5rem)}
  .hero__sub{max-width:none}
  .hero__cta{flex-direction:column;align-items:stretch}
  .hero__cta .btn{width:100%}
  .hero__selo{font-size:12.5px;gap:7px}
  .palco__linha{flex-direction:column;align-items:stretch;gap:14px}
  .palco__pontos{justify-content:flex-start}
  .palco__pontos button{flex:1;width:auto}
  .topo{margin-bottom:38px}
  .sec h2,.topo h2{max-width:none}
  .obras{grid-template-columns:1fr;gap:34px}
  .trilha{grid-template-columns:1fr;border-top:0}
  .trilha li{border-right:0;border-top:1.5px solid var(--tinta);padding:24px 0 20px}
  .trilha li::before{top:-6px}
  .time{grid-template-columns:1fr 1fr;gap:22px}
  .pes__bio{font-size:13.5px}
  .form{padding:26px 20px 24px}
  .f-par{grid-template-columns:1fr;gap:0}
  .srv--destaque{padding:30px 24px 28px}
  .q summary{padding-right:44px}
  .q__a{padding-right:44px}
  .ft__in{grid-template-columns:1fr;gap:36px;padding-bottom:44px}
  .ft__base{flex-direction:column;gap:6px}
  .flutua span{display:none}
  .flutua{padding:15px;right:16px;bottom:16px}
  .lb{padding:66px 12px}
  .lb__seta{width:42px;height:42px;font-size:26px}
  .lb__seta--ant{left:8px}
  .lb__seta--prox{right:8px}
}

@media (max-width:600px){
  .marca__txt em{display:none}
  .marca img{width:36px;height:36px}
  .hdr__in{height:64px}
  .nav{inset:64px 0 auto 0;max-height:calc(100svh - 64px)}
  html{scroll-padding-top:68px}
}

@media (max-width:360px){
  .time{grid-template-columns:1fr}
  .hdr__act .btn--sm{padding:9px 13px;font-size:12.5px}
}